``On a 336-87 vote Friday, the Republican-controlled House overwhelmingly backed a $649 billion defense spending bill that boosts the Defense Department budget by $17 billion. The strong bipartisan embrace of the measure came as White House and congressional negotiators face an Aug. 2 deadline on agreeing to trillions of dollars in federal spending cuts and raising the borrowing limit so the U.S. does not default on debt payments. ''